Rules regarding pitbulls promulgated by the Council of Agriculture do not prevent animal attacks and are prompting owners to abandon the supposedly dangerous dogs, animal rights groups and lawmakers said yesterday. An amendment to the Animal Protection Act (動物保護法) that was implemented last year listed American pit bull terriers and American Staffordshire terriers as “breed(s) of animals whose ownership, exportation and importation have been banned by the central competent authority.” Owners and importers who acquired such animals before March 1 must register them before Feb. 28 next year, the council said. Government-registered breeders would be allowed to continue to breed the dogs, as